MCP HeartbeatTHE MCP OBSERVATORY
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Evidence for your next connection.

Independent measurements of remote MCP servers. Every observation has a timestamp.

Read-only probes

DiscoveryServer directory

Remote MCP servers

Find a server for your workflow, with connection evidence you can inspect.

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1497 servers

Ordered by checks passedClear filters
Dated server measurements. The status describes the last probe or a listed authentication requirement. Checks that have not been measured are not failures. Open a server to inspect the evidence.
Server / capabilityLast probeMedian latencyChecks passedLast checked
Diogenes Web3, DeFi & 402 Security MCP

Smart contract audit oracles, Solana risk analysis, MEV defense & HTTP 402 verifiers.

Finance & CryptoPayments & trading

Responded143 ms14 / 22
Agent Kiosk — 23-in-1 B2A Intelligence, Action & x402 API

23-in-1 MCP server: EVM tx simulator, funding rate arb, macro radar, swap calldata & security.

Developer ToolsPayments & trading

Responded1058 ms14 / 22
Actora — Agent Identity, Subscriptions & A2A

ERC-8004 agent identity, on-chain subscriptions, reputation, A2A tasks and chat over 53 tools.

Finance & CryptoPayments & trading

Responded1124 ms14 / 22
Actora Platform — Agent Publishing, Subscriptions & A2A

Actora developer tools: ERC-8004 identity, subscriptions, listings, A2A, reputation.

Developer ToolsPayments & trading

Responded1173 ms14 / 22
Confluence

Confluence MCP — wraps the Confluence Cloud REST API v2 (OAuth)

Developer ToolsCode & DevOps

Responded6113 ms14 / 22
Github_private

GitHub Private MCP Pack — access private repos, org data via OAuth. Complements the existing…

Developer ToolsCode & DevOps

Responded6126 ms14 / 22
Fda Inspections

FDA inspection outcomes, Form 483 observations, compliance actions and import refusals for drug…

Developer ToolsCode & DevOps

Responded6138 ms14 / 22
Circl Vulnerability Lookup

CIRCL Vulnerability-Lookup — aggregated vulnerability records

SecurityCode & DevOps

Responded6146 ms14 / 22
Global Fishing Watch

Global Fishing Watch — AIS-derived fishing vessel identity, at-sea events (apparent fishing…

Developer ToolsCode & DevOps

Responded6154 ms14 / 22
Ebay

eBay MCP — Browse + Taxonomy APIs via client_credentials OAuth

Developer ToolsCode & DevOps

Responded6162 ms14 / 22
Google_docs

Google Docs MCP Pack — read, create, and edit Google Docs via OAuth. Reuses the google_sheets…

ProductivityFile & docs

Responded6169 ms14 / 22
Gong

Gong MCP — wraps the Gong API v2 (OAuth)

Developer ToolsCode & DevOps

Responded6254 ms14 / 22
Asana

Asana MCP — wraps the Asana REST API (OAuth)

Developer ToolsCode & DevOps

Outdated check6459 ms14 / 22
Dredd MCP

Pre-flight verdict on MCP servers: known-bad identity, CVEs, dependency tree, tool drift. Signed.

TravelCode & DevOps

Outdated check6646 ms14 / 22
Vidaro Studio

Generate AI images and videos via OAuth; uses your Vidaro credits.

MediaAI / LLM tooling

Outdated check36 ms13 / 22
io.twitterapi/mcp-server

Official twitterapi.io hosted MCP: Twitter/X tweets, users, followers, trends. OAuth or API key.

Developer ToolsCode & DevOps

Outdated check40 ms13 / 22
AgenticRail Gate - sequence enforcement and verifiable audit receipts for AI agent compliance

Deterministic runtime enforcement of step order for AI agents: ALLOW/DENY before a step runs.

Developer ToolsCode & DevOps

Outdated check48 ms13 / 22
Kadent Scan

Free, read-only security scanner for remote MCP servers, before you connect them.

Developer ToolsCode & DevOps

Outdated check54 ms13 / 22
Fast Entity Filing USDOT BOC-3 & 2027 UCR Compliance

50-state statutory filing lookup for FMCSA Form BOC-3, 2027 UCR, LLC dissolution, and USDOT status.

OtherData access / search

Outdated check61 ms13 / 22
Security Intel MCP

CVE lookups (NVD) and dependency-manifest audits (OSV) for AI agents. No API keys.

SecurityData access / search

Outdated check61 ms13 / 22
Stablecoin Gateways

Pay-per-call compliance data: OFAC sanctions, merchant check, LEI, SEC, WHOIS, FX. x402 in USDC/XRP

Finance & CryptoPayments & trading

Outdated check66 ms13 / 22
AU Business Identity

Validate Australian ABNs and ACNs, and verify ABNs live against the Australian Business Register.

Developer ToolsCode & DevOps

Outdated check69 ms13 / 22
app.agendaforge/docs

Search and fetch AgendaForge public documentation and marketing content. No authentication needed.

Marketing & SalesFile & docs

Outdated check69 ms13 / 22
decoy.day honeypot

A public MCP honeypot: a fake ops console with fake secrets. Every call is shown on decoy.day.

Developer ToolsCode & DevOps

Outdated check71 ms13 / 22

Automated measurements. Not a rating. Unmeasured checks are not failures. How to read the evidence